<!--
 * Tencent is pleased to support the open source community by making BK-JOB蓝鲸智云作业平台 available.
 *
 * Copyright (C) 2021 THL A29 Limited, a Tencent company.  All rights reserved.
 *
 * BK-JOB蓝鲸智云作业平台 is licensed under the MIT License.
 *
 * License for BK-JOB蓝鲸智云作业平台:
 *
 *
 * Terms of the MIT License:
 * ---------------------------------------------------
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
 * to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 * the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
-->

<template>
    <div class="execute-global-variable" v-bkloading="{ isLoading }">
        <template v-if="!isLoading">
            <global-variable-layout v-if="taskVariables.length > 0">
                <global-variable
                    v-for="variable in taskVariables"
                    ref="variable"
                    :type="variable.type"
                    :key="variable.id"
                    :layout="variable.type === 3 ? 'vertical' : ''"
                    :data="variable" />
            </global-variable-layout>
            <empty v-else class="empty" />
        </template>
    </div>
</template>
<script>
    import TaskExecuteService from '@service/task-execute';
    import TaskHostNodeModel from '@model/task-host-node';
    import GlobalVariableLayout from '@components/global-variable/layout';
    import GlobalVariable from '@components/global-variable/view';
    import Empty from '@components/empty';

    export default {
        name: '',
        components: {
            GlobalVariableLayout,
            GlobalVariable,
            Empty,
        },
        props: {
            id: {
                type: [Number, String],
                default: 0,
            },
        },
        data () {
            return {
                isLoading: false,
                taskVariables: [],
            };
        },
        computed: {
            isShowVar () {
                return this.taskVariables.length > 0;
            },
        },
        watch: {
            id: {
                handler  (id) {
                    if (!id) {
                        return;
                    }
                    this.fetchTaskVariables(id);
                },
                immediate: true,
            },
        },
        methods: {
            fetchTaskVariables (id) {
                this.$request(TaskExecuteService.fetchStepInstanceParam({
                    id,
                }), () => {
                    this.isLoading = true;
                }).then((data) => {
                    this.taskVariables = Object.freeze(data.map(({ id, name, type, value, targetValue }) => ({
                        id,
                        name,
                        type,
                        defaultValue: value,
                        defaultTargetValue: new TaskHostNodeModel(targetValue || {}),
                    })));
                })
                    .finally(() => {
                        this.isLoading = false;
                    });
            },
        },
    };
</script>
<style lang='postcss' scoped>
    .execute-global-variable {
        min-height: calc(100vh - 120px);
    }

    .empty {
        padding-top: 80px;
    }
</style>
